<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>demo3-10</title>
</head>
<body>
    <script src="../js/vue.js"></script>
    <div id="app">
    <button v-on:click="getRandom">生成随机整数</button>
    <div>生成的随机数是: {{count}}</div>
    </div>
     
    <script>
     var vm = new Vue({
        el:"#app",  
        data: { 
            count: 0 
        },
        methods: {
            getRandom: function(){
                this.count = Math.floor(Math.random() * 10);
            }
        } 
     }) 
    </script>
</body>
</html>